78297320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 183306240

約数和(自身を除く): 105008920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 233, 248, 271, 310, 466, 542, 620, 932, 1084, 1165, 1240, 1355, 1864, 2168, 2330, 2710, 4660, 5420, 7223, 8401, 9320, 10840, 14446, 16802, 28892, 33604, 36115, 42005, 57784, 63143, 67208, 72230, 84010, 126286, 144460, 168020, 252572, 288920, 315715, 336040, 505144, 631430, 1262860, 1957433, 2525720, 3914866, 7829732, 9787165, 15659464, 19574330, 39148660, 78297320]

約数ペア:

[(1, 78297320), (2, 39148660), (4, 19574330), (5, 15659464), (8, 9787165), (10, 7829732), (20, 3914866), (31, 2525720), (40, 1957433), (62, 1262860), (124, 631430), (155, 505144), (233, 336040), (248, 315715), (271, 288920), (310, 252572), (466, 168020), (542, 144460), (620, 126286), (932, 84010), (1084, 72230), (1165, 67208), (1240, 63143), (1355, 57784), (1864, 42005), (2168, 36115), (2330, 33604), (2710, 28892), (4660, 16802), (5420, 14446), (7223, 10840), (8401, 9320)]